Powelliphanta marchanti is a species of land snail in the family Rhytididae. It is endemic to New Zealand.
Conservation status Powelliphanta marchanti is classified by the New Zealand Department of Conservation as a species in "serious decline".Walker, K. Recovery plans for Powelliphanta land snails. 2003-2013. Threatened Species Recovery Plan 49. NZ Department of Conservation.
References
Further reading
Powell A. W. B. New Zealand Mollusca. William Collins Publishers Ltd, Auckland, New Zealand. 1979.